Originally Posted By moparx
keep in mind the diameter of the FMJ booster doesn't interfere with the hood closing. it may be close on some applications.
beer


It'll certainly hit the valve cover if a big block is in the car. All F/M/J boosters are two bolt master cylinders. When I did the BB swap in my car I was able to source a booster from a late 70's (something with a big block, forget) and it was the smaller diameter kind. Only ran me $50.

1987 Fifth Avenue - 512/518/D60